XML 27 R16.htm IDEA: XBRL DOCUMENT v3.22.1
ACCRUED LIABILITIES
 3 Months Ended
Mar. 31, 2022
Accrued Liabilities [Abstract]  
ACCRUED LIABILITIES ACCRUED LIABILITIES
Accrued liabilities consisted of the following:
 March 31, 2022December 31, 2021
 (thousands of dollars)
State taxes$288 $192 
Property taxes760 — 
Payroll1,179 1,406 
Royalties454 294 
Incentive compensation3,168 3,508 
Legal165 — 
Professional expenses— 287 
Other1,109 186 
Total accrued liabilities$7,123 $5,873